Duplex penthouse on a tree-lined Charlestown street ideal for working from home or commuting to Boston, Cambridge & points north (10 min bike to downtown Boston or Kendall). It is spacious & has outdoor space, in-unit laundry & AC and can function as a 3-bed or 2-bed + office/playroom on separate floor. It's updated & centrally located; two bus routes & the Orange line take you to just about everywhere you need to get to. Lower level features a living room w/fireplace & a large dining room. French doors open to one of two decks. Kitchen has new stainless steel appliances & island, perfect for working, cooking & entertaining. There is also a full bathroom, new stacked w/d, energy-efficient heating/cooling & private bedroom/study/kids' room. Top floor w/ 2 bds & full bath. Master bedroom features walk-in closet, 2nd bedroom opens to sunny private roofdeck w/sweeping views. Hardwood floors, smart keyless doorlocks, & great closet space for Boston brownstone make this ideal place to WFH.
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| Year | Land | Building | Total | Change |
|---|---|---|---|---|
| FY2023 | $0 | $998,000 | $998,000 | — |
| Date | Price | Book/Page |
|---|---|---|
| Sep 28, 2012 | $568,000 | 50251/197 |
| Feb 22, 2007 | $528,000 | 41335/095 |
No building permits on record since 2009.
Discrepancies found between MLS and assessor records.
| Field | Assessor | MLS | Match |
|---|---|---|---|
| Year built | 1,860 | 1,900 | ✗ |
Charlestown
9 Auburn Street # 2, Boston MA 02129
Boston, MA 02129
| Date | Event | Price | Change | $/sqft | Details |
|---|---|---|---|---|---|
| 06/14/2026 | 🏠 Listed for Sale | $5,500 | - | - | Original listing |
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